 | | Journal (article/letter/editorial) | | mineralization in the Pilgrim's Rest goldfield, eastern Transvaal, South Africa Roger Tyler a,b Noel Tyler...The University of Witwatersrand, Johannesburg, South Africa Received 31 May 1993; revised version accepted...from numerous stratiform ore bodies within the Pilgrim's Rest goldfield. The epigenetic stratiform ore bodies... The gold-silver emplacement model for the Pilgrim's Rest goldfield infers fluids derived from a deep-seated...Complex (Rustenburg Layered Suite) to the west of Pilgrim's Rest is thought to be the source of the auriferous |  | | Journal (article/letter/editorial) | | at the Elandshoogte Mine, Sabie-Pilgrim's Rest goldfield, South Africa M. Harley 1,2 and E. G. Charlesworth...Charlesworth 2 1.2 Geological Survey of South Africa, Private Bag X112, 0001 Pretoria and 2 Department of...University of the Witwatersrand, 2050 PO Wits, South Africa Received: November 29, 1990/Accepted: April...Sequence sedimentary succession, in the SabiePilgrim's Rest goldfield, eastern Transvaal. These deposits have...tonnes of ore, have been mined in the Sabie-Pilgrim's Rest goldfield. Ore grades for these deposits range |  | Boer, R. H., Meyer, F. M., Robb, L. J., Graney, J. R., Vennemann, T. W., Kesler, S. E. (1995) Mesothermal-type mineralization in the Sabie-Pilgrim's Rest gold field, South Africa. Economic Geology, 90 (4) 860-876 doi:10.2113/gsecongeo.90.4.860 | Journal (article/letter/editorial) | | Mesothermal-Type Mineralization in the Sabie-Pilgrim's RestGoldField,SouthAfrica R. H. BOER, Economic...differentclass of mesothermal golddeposit at Sabie-Pilgrim's Restwhichis probably associated withtheBushveld...estimates indicate that the ore fluidsof the Sabie-Pilgrim's Restgoldfield,whichoccurs withinthe EarlyProterozoic...However, a numberof features distinguish the Sabie-Pilgrim's Restoresfromtypicalmesothermal deposits: (1) thepresence...cleargeneticlink.Characteristic features of the Sabie-Pilgrim's Restgoldfieldthatcorrespond to thosewithintheabovespectrum |  | | Journal (article/letter/editorial) | | Geology, Universityof Pretoria, Pretoria 0002, South Africa Received: 29 March 1994/Accepted: 9 December... OIffaalshoek"~ Gntma]<~td L~SOTHO / '0 ~ SOUTH AFRICA /'J~ ' " ; ' a ~ L l l i "7~II17""";' ( 9...ironstone, mudstone and pyrite clasts. Microscopi c investigation of the pyrite clasts, which are up to...goethitic/hematitic iron oolites imbedded in a pyrite matrix (Fig. 4). The iron oolites exhibit a polycyclic...'freezing' of the ooids in rapidly precipitating pyrite (Reczko, 1994). 164 field data I FORMATIONS |  | | Journal (article/letter/editorial) | | significance of the Transvaal succession of southern Africa and its equivalent in Western Australia E.S. Cheney...Campbellrand Subgroup, Transvaal Supergroup, South Africa D.Y. Sumner and S.A. Bowring . . . . . . . ...Kuruman iron-formations, Transvaal Supergroup, South Africa M. Ban and P. Dulski . . . . . . . . . . . ...organic carbon and pyrite in sediments from the Transvaal Supergroup, South Africa H. Strauss and N.J...Archaean Campbell Group, westem Kaapvaal craton, South Africa W. Altermann . . . . . . . . . . . . . . . |  | Bourges, F., Debat, P., Tollon, F., Munoz, M., Ingles, J. (1998) The geology of the Taparko gold deposit, Birimian greenstone belt, Burkina Faso, West Africa. Mineralium Deposita, 33 (6) 591-605 doi:10.1007/s001260050175 | Journal (article/letter/editorial) | | deposit, Birimian greenstone belt, Burkina Faso, West Africa Received: 9 July 1997 / Accepted: 23 March 1998...precipitated preferentially upon the surfaces of fractured pyrite grains in lowpressure sites (pressure shadow zones)...subsequently annealed fractures). The formation of the South Taparko deposit can be divided into a succession...zone á Gold á Quartz veins á Burkina Faso á West Africa Introduction The Early Proterozoic Birimian terranes...turbidite-hosted gold deposits (type 1 Au) (Loulo district in western Mali; Dommanget et al. 1985); (b) disseminated |  | | Journal (article/letter/editorial) | | rocks of the Early Proterozoic Pine Creek Inlier rest unconformably on Late Archaean granitic basement...NNE (Fig. 1), plunge at 0-30 ~ to the north and south, and refold thrusts and recumbent folds. In the...~ at surface, but shallowing to about 3 ~ 1250m south of the original surface exposures (P.G. Simpson...parallel to the reef walls, and very minor podiform pyrite. Milky quartz occurs over the whole strike length...milky quartz is a stockwork of barren quartz + pyrite veins in wall-rocks up to 20 m away from the reef |  | | Journal (issue) | | Twenty-three, Number Three ® Articles Gold in South Africa ..............................................and this must have introduced him to many other local mineral collectors and possibilities for further...of this typically natrolite covered material for local dealers as well as himself. He used much of this...lent a distinction to his stock of minerals that local dealers found hard to match. During his time with...later years he just purchased from the miners and local dealers. He did not like to be hurried, and drove |  | | Journal (article/letter/editorial) | | especially true for the Transvaal region of southern Africa and the Pilbara region of Western Australia, where...highlight new research by young geologists in South Africa and abroad as well as a working group (convened...(convened by the National Geoscience Programme of South Africa) focused on the origin, depositional systems...compositions of sedimentary organic matter and pyrite in Transvaal sediments. These analyses add to a...subsequent deposition of gold in the Sabie-Pilgrim's Rest goldfield. However, while the former focuses |  | | Journal (article/letter/editorial) | | secondary over growths, and crystal druses. All the rest, including the best specimens from the world's best...such as sulfuric acid derived from decompos ing pyrite that is often present. In arid regions, such as...tennantite but are highly deficient in chalcopyrite and pyrite. This means there is ample copper and arsenic avail...from accidental chemical differences, there are local geological differences that cause each deposit to...secondary enrichment, local dif ferences in rainfall (even in the same mining district or geo logic terrane) |  | Robb, L. J., Charlesworth, E. G., Drennan, G. R., Gibson, R. L., Tongu, E. L. (1997) Tectono‐metamorphic setting and paragenetic sequence of Au‐U mineralisation in the Archaean Witwatersrand Basin, South Africa. Australian Journal of Earth Sciences, 44 (3) 353-371 doi:10.1080/08120099708728317 | Journal (article/letter/editorial) | | mineralisation in the Archaean Witwatersrand Basin, South Africa a a a a L. J. Robb , E. G. Charlesworth...Witwatersrand, Private Bag 3, Wits 2050, Republic of South Africa Version of record first published: 09 May 2007...mineralisation in the Archaean Witwatersrand Basin, South Africa, Australian Journal of Earth Sciences: An International...mineralisation in the Archaean Witwatersrand Basin, South Africa L. J. ROBB, E. G. CHARLESWORTH, G. R. DRENNAN...Witwatersrand, Private Bag 3, Wits 2050, Republic of South Africa. The Witwatersrand Basin is a structural remnant |  | | Journal (article/letter/editorial) | | were basinwide events, rather than the result of local processes. Fluid inclusion data for the quartz indicates...mineralization in the Late Archaean Witwatersrand Basin, South Africa, remains a matter of high interest, but also...are quartz, phyllosilicates, organic matter and pyrite. Successions of fracture-coatings and cross-cutting...second-generation uraninite. 6. Sul®de minerals (pyrite, galena and chalcopyrite) were precipitated relatively...in®lling of many of the fractures is dominated by pyrite or pyrite±quartz mixtures in which the fractures were |  | | Book | | 1. Mafic dyke swarms in the Kaapvaal Craton, South Africa 189 3.4.2. The Mackenzie dyke swarm, Canada...controls of intracontinental alkaline magmatism in Africa 194 3.5.2. The Damaraland alkaline province, Namibia...intraplate magmatism around the Vredefort Dome, South Africa 6.3.4. Metamorphism and fluid generation; metamorphogenic...Bushveld lgneous Complex, South Africa 8.2.3. Molopo Farms Complex, South Africa and Botswana 8.3 Magmatic...ofthe Damara and Irumide orogens, Soutbwestern Africa, and the Mid Continent Rift System, USA 9.3.1. |  | Ding, Chengwu, Nie, Fengjun, Jiang, Sihong, Liu, Yifei, Cao, Yi (2016) Characteristics and origin of the Zhulazhaga gold deposit in Inner Mongolia, China. Ore Geology Reviews, 73. 211-221 doi:10.1016/j.oregeorev.2015.02.011 | Journal (article/letter/editorial) | | Geological Sciences, 26 Baiwanzhuang Road, Xicheng District, Beijing 100037, China Faculty of Earth Resources...age (280–290 Ma) of the granite porphyry in the district indicate a link between the Hercynian magmatism...Geological Sciences, 26 Baiwanzhuang Road, Xicheng District, Beijing 100037, China. E-mail address: dingchengwude@163...Olympiada and Witwatersberg goldfields (South Africa), the Blackbird district (USA), and the Yindongpo, Woxi,...2002; Liu and Yang, 2002). The rocks of the mine district belong to the Zenglongchang and Agulugou Formations |  | | Report (issue) | | SURVEY OF SOUTH AFRICA COUNCIL FOR GEOSCIENCE GEOLOGICAL SURVEY OF SOUTH AFRICA MINERALOGY OF SOUTH AFRICA:... COUNCIL FOR GEOSCIENCE GEOLOGICAL SURVEY OF SOUTH AFRICA Scientific Editor R.D. Dixon Linguistic and...Council for Geoscience (Geological Survey of South Africa), 280 Pretoria Street, Silverton, Pretoria or........................... 69 5.1 Overview of South African Occurrences ..............................LAYEREDSUITE,BUSHVELDCOMPLEX.... 111 MINERALOGY OF SOUTH AFRICA: TYPE-MINERAL SPECIES AND TYPE-MINERAL NAMES |  | | Journal (article/letter/editorial) | | Transvaal carbonate platform, Kaapvaal Craton, South Africa Dawn Y. Sumner Department of Geology, University...Park, 2000 South Africa e-mail: njb@na.rau.ac.za © 2006 March Geological Society of South Africa ABSTRACT...~2.67 to ~2.46 Ga lower Transvaal Supergroup, South Africa, consists of a mixed siliciclastic-carbonate...carbonate platform of the Transvaal Supergroup, South Africa, is one such platform (Beukes, 1980; 1987; Sumner...folding and faulting in the Kheis Belt and the SOUTH AFRICAN JOURNAL OF GEOLOGY, 2006, VOLUME 109 PAGE |  | | Journal (article/letter/editorial) | | mineralisation in the Barberton Greenstone Belt, South Africa M.A.H. Altigani, R.K.W. Merkle, R.D. Dixon ⁎...Pretoria, Private Bag X20, Hatfield, Pretoria 0028,South Africa a r t i c l e i n f o Article history: Received...first type occurs associated with sulphides (mainly pyrite), either as inclusions (10–30 μm) or as sub-microscopic...Greenstone Belt (BGB) of the Kaapvaal Craton, South Africa (Fig. 1), is one of the oldest granite-greenstone...the most important gold producing terrains in South Africa (Ward, 1995, 1999; Goldfarb et al., 2001; Brandl |  | | Book (volume) | | ' This Kupferschiefer is cases. lean in this district, carrying only 1.4% of copper, and no silver,...fissures known as 'rucken' in the Mansfeld copper district also contain occasional nickelite, together with...with chalcocite, bornite, chalcopyrite, pyrite, calcspar, brownspar, ironspar, barite and rarely also...carry siderite, ankerite and quartz as a nickel pyrite and bismuth glance, nickeliferous iron gangue,...containing and ores of secondary formation. some pyrite, copper pyrite, pierite and volcanic tuffs 21. QUARTZ-COBALT |  | | Report (issue) | | ••• ••• Rhodesia •• • ••• ••• ••• Union of South .Africa ••• ••• British Guiana ••• ••• ••• Canada ••...... Belgian Congo ••• ••• • •• ••• French West Africa •• • ••• ••• Madagascar ... •• • ••• ••• ••• Mexico...carry35576 A 3 6 ing metallic sulphides, especially pyrite ; often, also, as an impregnation of the country...Oregon and California, and the west coast of the South Island of New Ze.a land. 1 ' r 7 • • The...(c.o nglomerate.s) of the Witwatersrand, in South Africa; · the quart.z veins o,f the Kolar goldfield |  | | Journal (volume) | | Manriland Report Benue Dredge Berenguela Tin District *54 265 342 *380 203 109 270 69 271 5 H. A...(Torrington) Report 152 Bolivia, Berenguela Tin District of *369 H.A.Lewis Bolivia, Conditions in 277 Botha...*1'71 British Columbia Zinc Industry *31 British South Africa Charter 214 Broken Hill Block 10 Report 151...Bastin, Edson S Pitchblende Behrens, Broken Hill South Silver Brunton, D. W. and Davis, Bullfinch Proprietary...Graphite-coated (p.*.) Diamonds in German South-West Africa (p.t.) Diamonds, Origin of F. W. North Diffusion |  | | Book (volume) | | Socialist Republic N.T. N.Y. Neb. Nev. Scotia South Wales Northern Territory Northwest Territories ...Socialist Republic South Australia Ind. Indiana S.C. South Carolina Kan. S.D. South Dakota Ky. Kansas...Australia British Mich. N.J. N.M. Columbia District of Columbia New Hampshire New Jersey New Mexico...(Scotland) Aberdeen (South Africa T2- -429 27 T2- -412 35 : T2- -687 15 District) Aberdeen Angus cattle...Abiogenesis Abitibi (Quebec Regional County Municipality) T2- -666 8 371.254 153.93 371.26 658.311 25 |  | | Book | | India and Australia—a course was pursued from South Africa through Ceylon, India, Burma, Malay Peninsula...are expressly due. THE AUTHOR. Johannesburg, South Africa. February, 1908. CONTENTS Introduction CHAPTER...Madras and Ceylon.—17. British Guiana.—18. West Africa C-12 CHAPTER II INDIAN EMPIRE Mica and Manganese...French company.—10. Tronoh mines.— 11. Batu Gajah district.—12. Gopeng hydraulicking.—13. Pioneer dredges... Standard of wages ------ 91-101 CHAPTER X NEW SOUTH WALES Review of Minekal Production 1. Comparisons |  | | Journal (issue) | | charges. foreign payments remittance may be made in local currency, without surcharge, to the following people...Oeepwood Crescent Don Mills, Ontario M3C 1 N8 South Africa: Horst Windisch 30 Van Wouw Street Groenklool...Conklin (Kent, CT) J. M. Coutts (Johannesburg, South Africa) David Crawford (Rockford, IL) Wilson W. Crook...atmosphere of underground mining. the navor of local cultures. and the historical background of these...themselves. photographing the localities, collecting local mies, arrang ing for the finest professional photographs |  | | Journal (article/letter/editorial) | | structural evolution of the Pataz gold mining district: Implications for the timing and origin of the...is that of a rift and graben terrain. The Pataz district (the northern part of the Pataz–Parcoy area) is...batholith was most extensive in the northern Pataz district where the fault-controlled western contact of...the Pataz district. The results are used to construct a geological history of the Pataz district, with implications...de la Rinconada and Sierras de Cordoba) form the South American segment of a trans-global orogenic gold |  | | Journal (volume) | | ; > PAGE Abosso Gold Africa, Africa, Report German South-West German South-West African Railways...56 (p.t.) as Precipitant (p.t.) H. Mining District W. Turner {.c.l.) Amalgamated Properties v...Hill Proprietary, Steel for Shells Broken Hill South Silver Report Broomassie Brown, Gilmour E... Prospecting... Expansion of Plant German South-West Africa German South- West Africa Giant Mines Arthur GifEord...Diamond Mining at Kimberley Diamond Situation in South Africa Gold Gold Gold Gold 130, 161 Helping the |
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Clewer Mine, Pilgrim's Rest, Thaba Chweu Local Municipality, Ehlanzeni District Municipality, Mpumalanga, South Africa